{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:NL2NHQYZLSKX45ZCCLLDCDNHIF","short_pith_number":"pith:NL2NHQYZ","schema_version":"1.0","canonical_sha256":"6af4d3c3195c957e772212d6310da741500e3aaf0fe190a1b9be8a49ecda85ba","source":{"kind":"arxiv","id":"1006.1215","version":1},"attestation_state":"computed","paper":{"title":"The t-J model on a semi-infinite lattice","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"A. Sherman, N. Voropajeva","submitted_at":"2010-06-07T09:41:14Z","abstract_excerpt":"The hole spectral function of the t-J model on a two-dimensional semi-infinite lattice is calculated using the spin-wave and noncrossing approximations. In the case of small hole concentration and strong correlations, $t\\gg J$, several near-boundary site rows appear to be depleted of holes. The reason for this depletion is a deformation of the magnon cloud, which surrounds the hole, near the boundary. The hole depletion in the boundary region leads to a more complicated spectral function in the boundary row in comparison with its bulk shape."},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1006.1215","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2010-06-07T09:41:14Z","cross_cats_sorted":[],"title_canon_sha256":"f195f2a6b97b271c30df94a29b40fc78e412eb0f2c3785a78707abce80fc63cf","abstract_canon_sha256":"773a3de008dc25f257bd4dc8390111568159a3d7d4ea284684a597e209304869"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:41:35.740659Z","signature_b64":"MY4DwB2y5d8EBb6ApHe7FaEwrsiTm0vucJVBbM0/MJXJVRIdL+yn3VST96zxySvMM1iIA1cqKeoSHyNBlZ25BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6af4d3c3195c957e772212d6310da741500e3aaf0fe190a1b9be8a49ecda85ba","last_reissued_at":"2026-05-18T04:41:35.740236Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:41:35.740236Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The t-J model on a semi-infinite lattice","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"A. Sherman, N. Voropajeva","submitted_at":"2010-06-07T09:41:14Z","abstract_excerpt":"The hole spectral function of the t-J model on a two-dimensional semi-infinite lattice is calculated using the spin-wave and noncrossing approximations. In the case of small hole concentration and strong correlations, $t\\gg J$, several near-boundary site rows appear to be depleted of holes. The reason for this depletion is a deformation of the magnon cloud, which surrounds the hole, near the boundary. The hole depletion in the boundary region leads to a more complicated spectral function in the boundary row in comparison with its bulk shape."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1006.1215","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1006.1215","created_at":"2026-05-18T04:41:35.740300+00:00"},{"alias_kind":"arxiv_version","alias_value":"1006.1215v1","created_at":"2026-05-18T04:41:35.740300+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1006.1215","created_at":"2026-05-18T04:41:35.740300+00:00"},{"alias_kind":"pith_short_12","alias_value":"NL2NHQYZLSKX","created_at":"2026-05-18T12:26:10.704358+00:00"},{"alias_kind":"pith_short_16","alias_value":"NL2NHQYZLSKX45ZC","created_at":"2026-05-18T12:26:10.704358+00:00"},{"alias_kind":"pith_short_8","alias_value":"NL2NHQYZ","created_at":"2026-05-18T12:26:10.704358+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/NL2NHQYZLSKX45ZCCLLDCDNHIF","json":"https://pith.science/pith/NL2NHQYZLSKX45ZCCLLDCDNHIF.json","graph_json":"https://pith.science/api/pith-number/NL2NHQYZLSKX45ZCCLLDCDNHIF/graph.json","events_json":"https://pith.science/api/pith-number/NL2NHQYZLSKX45ZCCLLDCDNHIF/events.json","paper":"https://pith.science/paper/NL2NHQYZ"},"agent_actions":{"view_html":"https://pith.science/pith/NL2NHQYZLSKX45ZCCLLDCDNHIF","download_json":"https://pith.science/pith/NL2NHQYZLSKX45ZCCLLDCDNHIF.json","view_paper":"https://pith.science/paper/NL2NHQYZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1006.1215&json=true","fetch_graph":"https://pith.science/api/pith-number/NL2NHQYZLSKX45ZCCLLDCDNHIF/graph.json","fetch_events":"https://pith.science/api/pith-number/NL2NHQYZLSKX45ZCCLLDCDNHIF/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NL2NHQYZLSKX45ZCCLLDCDNHIF/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NL2NHQYZLSKX45ZCCLLDCDNHIF/action/storage_attestation","attest_author":"https://pith.science/pith/NL2NHQYZLSKX45ZCCLLDCDNHIF/action/author_attestation","sign_citation":"https://pith.science/pith/NL2NHQYZLSKX45ZCCLLDCDNHIF/action/citation_signature","submit_replication":"https://pith.science/pith/NL2NHQYZLSKX45ZCCLLDCDNHIF/action/replication_record"}},"created_at":"2026-05-18T04:41:35.740300+00:00","updated_at":"2026-05-18T04:41:35.740300+00:00"}